Immunology

Nasal vaccine may aid fight against new viral variants

The emergence of COVID-19 variants such as delta and omicron have sent scientists scrambling to determine whether existing vaccinations and boosters are still effective against new strains of SARS-Cov-2.

Gastroenterology

Persistence pays off in the human gut microbiome

The human gut microbiome is a complex community of trillions of microbes that are constantly interacting with each other and our bodies. It supports our wellbeing, immune system and mental health—but how is it sustained?

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